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-rw-r--r--src/core/arm/skyeye_common/vfp/vfpdouble.cpp264
1 files changed, 110 insertions, 154 deletions
diff --git a/src/core/arm/skyeye_common/vfp/vfpdouble.cpp b/src/core/arm/skyeye_common/vfp/vfpdouble.cpp
index 1d5641810..4d89743e7 100644
--- a/src/core/arm/skyeye_common/vfp/vfpdouble.cpp
+++ b/src/core/arm/skyeye_common/vfp/vfpdouble.cpp
@@ -51,26 +51,22 @@
* ===========================================================================
*/
+#include "core/arm/skyeye_common/vfp/vfp.h"
#include <algorithm>
#include "common/logging/log.h"
-#include "core/arm/skyeye_common/vfp/vfp.h"
-#include "core/arm/skyeye_common/vfp/vfp_helper.h"
#include "core/arm/skyeye_common/vfp/asm_vfp.h"
+#include "core/arm/skyeye_common/vfp/vfp_helper.h"
static struct vfp_double vfp_double_default_qnan = {
- 2047,
- 0,
- VFP_DOUBLE_SIGNIFICAND_QNAN,
+ 2047, 0, VFP_DOUBLE_SIGNIFICAND_QNAN,
};
-static void vfp_double_dump(const char *str, struct vfp_double *d)
-{
- LOG_TRACE(Core_ARM11, "VFP: %s: sign=%d exponent=%d significand=%016llx",
- str, d->sign != 0, d->exponent, d->significand);
+static void vfp_double_dump(const char* str, struct vfp_double* d) {
+ LOG_TRACE(Core_ARM11, "VFP: %s: sign=%d exponent=%d significand=%016llx", str, d->sign != 0,
+ d->exponent, d->significand);
}
-static void vfp_double_normalise_denormal(struct vfp_double *vd)
-{
+static void vfp_double_normalise_denormal(struct vfp_double* vd) {
int bits = 31 - fls((u32)(vd->significand >> 32));
if (bits == 31)
bits = 63 - fls((u32)vd->significand);
@@ -85,8 +81,8 @@ static void vfp_double_normalise_denormal(struct vfp_double *vd)
vfp_double_dump("normalise_denormal: out", vd);
}
-u32 vfp_double_normaliseround(ARMul_State* state, int dd, struct vfp_double *vd, u32 fpscr, const char *func)
-{
+u32 vfp_double_normaliseround(ARMul_State* state, int dd, struct vfp_double* vd, u32 fpscr,
+ const char* func) {
u64 significand, incr;
int exponent, shift, underflow;
u32 rmode;
@@ -193,7 +189,7 @@ u32 vfp_double_normaliseround(ARMul_State* state, int dd, struct vfp_double *vd,
vd->exponent = 2045;
vd->significand = 0x7fffffffffffffffULL;
} else {
- vd->exponent = 2047; /* infinity */
+ vd->exponent = 2047; /* infinity */
vd->significand = 0;
}
} else {
@@ -211,8 +207,7 @@ pack:
vfp_double_dump("pack: final", vd);
{
s64 d = vfp_double_pack(vd);
- LOG_TRACE(Core_ARM11, "VFP: %s: d(d%d)=%016llx exceptions=%08x", func,
- dd, d, exceptions);
+ LOG_TRACE(Core_ARM11, "VFP: %s: d(d%d)=%016llx exceptions=%08x", func, dd, d, exceptions);
vfp_put_double(state, d, dd);
}
return exceptions;
@@ -222,11 +217,9 @@ pack:
* Propagate the NaN, setting exceptions if it is signalling.
* 'n' is always a NaN. 'm' may be a number, NaN or infinity.
*/
-static u32
-vfp_propagate_nan(struct vfp_double *vdd, struct vfp_double *vdn,
- struct vfp_double *vdm, u32 fpscr)
-{
- struct vfp_double *nan;
+static u32 vfp_propagate_nan(struct vfp_double* vdd, struct vfp_double* vdn, struct vfp_double* vdm,
+ u32 fpscr) {
+ struct vfp_double* nan;
int tn, tm = 0;
tn = vfp_double_type(vdn);
@@ -266,29 +259,25 @@ vfp_propagate_nan(struct vfp_double *vdd, struct vfp_double *vdn,
/*
* Extended operations
*/
-static u32 vfp_double_fabs(ARMul_State* state, int dd, int unused, int dm, u32 fpscr)
-{
+static u32 vfp_double_fabs(ARMul_State* state, int dd, int unused, int dm, u32 fpscr) {
LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__);
vfp_put_double(state, vfp_double_packed_abs(vfp_get_double(state, dm)), dd);
return 0;
}
-static u32 vfp_double_fcpy(ARMul_State* state, int dd, int unused, int dm, u32 fpscr)
-{
+static u32 vfp_double_fcpy(ARMul_State* state, int dd, int unused, int dm, u32 fpscr) {
LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__);
vfp_put_double(state, vfp_get_double(state, dm), dd);
return 0;
}
-static u32 vfp_double_fneg(ARMul_State* state, int dd, int unused, int dm, u32 fpscr)
-{
+static u32 vfp_double_fneg(ARMul_State* state, int dd, int unused, int dm, u32 fpscr) {
LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__);
vfp_put_double(state, vfp_double_packed_negate(vfp_get_double(state, dm)), dd);
return 0;
}
-static u32 vfp_double_fsqrt(ARMul_State* state, int dd, int unused, int dm, u32 fpscr)
-{
+static u32 vfp_double_fsqrt(ARMul_State* state, int dd, int unused, int dm, u32 fpscr) {
LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__);
vfp_double vdm, vdd, *vdp;
int ret, tm;
@@ -297,17 +286,17 @@ static u32 vfp_double_fsqrt(ARMul_State* state, int dd, int unused, int dm, u32
exceptions |= vfp_double_unpack(&vdm, vfp_get_double(state, dm), fpscr);
tm = vfp_double_type(&vdm);
- if (tm & (VFP_NAN|VFP_INFINITY)) {
+ if (tm & (VFP_NAN | VFP_INFINITY)) {
vdp = &vdd;
if (tm & VFP_NAN)
ret = vfp_propagate_nan(vdp, &vdm, nullptr, fpscr);
else if (vdm.sign == 0) {
-sqrt_copy:
+ sqrt_copy:
vdp = &vdm;
ret = 0;
} else {
-sqrt_invalid:
+ sqrt_invalid:
vdp = &vfp_double_default_qnan;
ret = FPSCR_IOC;
}
@@ -381,8 +370,7 @@ sqrt_invalid:
* Greater than := C
* Unordered := CV
*/
-static u32 vfp_compare(ARMul_State* state, int dd, int signal_on_qnan, int dm, u32 fpscr)
-{
+static u32 vfp_compare(ARMul_State* state, int dd, int signal_on_qnan, int dm, u32 fpscr) {
s64 d, m;
u32 ret = 0;
@@ -390,7 +378,8 @@ static u32 vfp_compare(ARMul_State* state, int dd, int signal_on_qnan, int dm, u
m = vfp_get_double(state, dm);
if (vfp_double_packed_exponent(m) == 2047 && vfp_double_packed_mantissa(m)) {
ret |= FPSCR_CFLAG | FPSCR_VFLAG;
- if (signal_on_qnan || !(vfp_double_packed_mantissa(m) & (1ULL << (VFP_DOUBLE_MANTISSA_BITS - 1))))
+ if (signal_on_qnan ||
+ !(vfp_double_packed_mantissa(m) & (1ULL << (VFP_DOUBLE_MANTISSA_BITS - 1))))
/*
* Signalling NaN, or signalling on quiet NaN
*/
@@ -400,7 +389,8 @@ static u32 vfp_compare(ARMul_State* state, int dd, int signal_on_qnan, int dm, u
d = vfp_get_double(state, dd);
if (vfp_double_packed_exponent(d) == 2047 && vfp_double_packed_mantissa(d)) {
ret |= FPSCR_CFLAG | FPSCR_VFLAG;
- if (signal_on_qnan || !(vfp_double_packed_mantissa(d) & (1ULL << (VFP_DOUBLE_MANTISSA_BITS - 1))))
+ if (signal_on_qnan ||
+ !(vfp_double_packed_mantissa(d) & (1ULL << (VFP_DOUBLE_MANTISSA_BITS - 1))))
/*
* Signalling NaN, or signalling on quiet NaN
*/
@@ -408,13 +398,13 @@ static u32 vfp_compare(ARMul_State* state, int dd, int signal_on_qnan, int dm, u
}
if (ret == 0) {
- //printf("In %s, d=%lld, m =%lld\n ", __FUNCTION__, d, m);
+ // printf("In %s, d=%lld, m =%lld\n ", __FUNCTION__, d, m);
if (d == m || vfp_double_packed_abs(d | m) == 0) {
/*
* equal
*/
ret |= FPSCR_ZFLAG | FPSCR_CFLAG;
- //printf("In %s,1 ret=0x%x\n", __FUNCTION__, ret);
+ // printf("In %s,1 ret=0x%x\n", __FUNCTION__, ret);
} else if (vfp_double_packed_sign(d ^ m)) {
/*
* different signs
@@ -446,32 +436,27 @@ static u32 vfp_compare(ARMul_State* state, int dd, int signal_on_qnan, int dm, u
return ret;
}
-static u32 vfp_double_fcmp(ARMul_State* state, int dd, int unused, int dm, u32 fpscr)
-{
+static u32 vfp_double_fcmp(ARMul_State* state, int dd, int unused, int dm, u32 fpscr) {
LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__);
return vfp_compare(state, dd, 0, dm, fpscr);
}
-static u32 vfp_double_fcmpe(ARMul_State* state, int dd, int unused, int dm, u32 fpscr)
-{
+static u32 vfp_double_fcmpe(ARMul_State* state, int dd, int unused, int dm, u32 fpscr) {
LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__);
return vfp_compare(state, dd, 1, dm, fpscr);
}
-static u32 vfp_double_fcmpz(ARMul_State* state, int dd, int unused, int dm, u32 fpscr)
-{
+static u32 vfp_double_fcmpz(ARMul_State* state, int dd, int unused, int dm, u32 fpscr) {
LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__);
return vfp_compare(state, dd, 0, VFP_REG_ZERO, fpscr);
}
-static u32 vfp_double_fcmpez(ARMul_State* state, int dd, int unused, int dm, u32 fpscr)
-{
+static u32 vfp_double_fcmpez(ARMul_State* state, int dd, int unused, int dm, u32 fpscr) {
LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__);
return vfp_compare(state, dd, 1, VFP_REG_ZERO, fpscr);
}
-static u32 vfp_double_fcvts(ARMul_State* state, int sd, int unused, int dm, u32 fpscr)
-{
+static u32 vfp_double_fcvts(ARMul_State* state, int sd, int unused, int dm, u32 fpscr) {
struct vfp_double vdm;
struct vfp_single vsd;
int tm;
@@ -497,7 +482,7 @@ static u32 vfp_double_fcvts(ARMul_State* state, int sd, int unused, int dm, u32
/*
* If we have an infinity or a NaN, the exponent must be 255
*/
- if (tm & (VFP_INFINITY|VFP_NAN)) {
+ if (tm & (VFP_INFINITY | VFP_NAN)) {
vsd.exponent = 255;
if (tm == VFP_QNAN)
vsd.significand |= VFP_SINGLE_SIGNIFICAND_QNAN;
@@ -515,8 +500,7 @@ pack_nan:
return exceptions;
}
-static u32 vfp_double_fuito(ARMul_State* state, int dd, int unused, int dm, u32 fpscr)
-{
+static u32 vfp_double_fuito(ARMul_State* state, int dd, int unused, int dm, u32 fpscr) {
struct vfp_double vdm;
u32 exceptions = 0;
u32 m = vfp_get_float(state, dm);
@@ -530,8 +514,7 @@ static u32 vfp_double_fuito(ARMul_State* state, int dd, int unused, int dm, u32
return exceptions;
}
-static u32 vfp_double_fsito(ARMul_State* state, int dd, int unused, int dm, u32 fpscr)
-{
+static u32 vfp_double_fsito(ARMul_State* state, int dd, int unused, int dm, u32 fpscr) {
struct vfp_double vdm;
u32 exceptions = 0;
u32 m = vfp_get_float(state, dm);
@@ -545,8 +528,7 @@ static u32 vfp_double_fsito(ARMul_State* state, int dd, int unused, int dm, u32
return exceptions;
}
-static u32 vfp_double_ftoui(ARMul_State* state, int sd, int unused, int dm, u32 fpscr)
-{
+static u32 vfp_double_ftoui(ARMul_State* state, int sd, int unused, int dm, u32 fpscr) {
struct vfp_double vdm;
u32 d, exceptions = 0;
int rmode = fpscr & FPSCR_RMODE_MASK;
@@ -628,14 +610,13 @@ static u32 vfp_double_ftoui(ARMul_State* state, int sd, int unused, int dm, u32
return exceptions;
}
-static u32 vfp_double_ftouiz(ARMul_State* state, int sd, int unused, int dm, u32 fpscr)
-{
+static u32 vfp_double_ftouiz(ARMul_State* state, int sd, int unused, int dm, u32 fpscr) {
LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__);
- return vfp_double_ftoui(state, sd, unused, dm, (fpscr & ~FPSCR_RMODE_MASK) | FPSCR_ROUND_TOZERO);
+ return vfp_double_ftoui(state, sd, unused, dm,
+ (fpscr & ~FPSCR_RMODE_MASK) | FPSCR_ROUND_TOZERO);
}
-static u32 vfp_double_ftosi(ARMul_State* state, int sd, int unused, int dm, u32 fpscr)
-{
+static u32 vfp_double_ftosi(ARMul_State* state, int sd, int unused, int dm, u32 fpscr) {
struct vfp_double vdm;
u32 d, exceptions = 0;
int rmode = fpscr & FPSCR_RMODE_MASK;
@@ -661,7 +642,7 @@ static u32 vfp_double_ftosi(ARMul_State* state, int sd, int unused, int dm, u32
d = ~d;
exceptions |= FPSCR_IOC;
} else if (vdm.exponent >= 1023) {
- int shift = 1023 + 63 - vdm.exponent; /* 58 */
+ int shift = 1023 + 63 - vdm.exponent; /* 58 */
u64 rem, incr = 0;
d = (u32)((vdm.significand << 1) >> shift);
@@ -712,48 +693,46 @@ static u32 vfp_double_ftosi(ARMul_State* state, int sd, int unused, int dm, u32
return exceptions;
}
-static u32 vfp_double_ftosiz(ARMul_State* state, int dd, int unused, int dm, u32 fpscr)
-{
+static u32 vfp_double_ftosiz(ARMul_State* state, int dd, int unused, int dm, u32 fpscr) {
LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__);
- return vfp_double_ftosi(state, dd, unused, dm, (fpscr & ~FPSCR_RMODE_MASK) | FPSCR_ROUND_TOZERO);
+ return vfp_double_ftosi(state, dd, unused, dm,
+ (fpscr & ~FPSCR_RMODE_MASK) | FPSCR_ROUND_TOZERO);
}
static struct op fops_ext[] = {
- { vfp_double_fcpy, 0 }, //0x00000000 - FEXT_FCPY
- { vfp_double_fabs, 0 }, //0x00000001 - FEXT_FABS
- { vfp_double_fneg, 0 }, //0x00000002 - FEXT_FNEG
- { vfp_double_fsqrt, 0 }, //0x00000003 - FEXT_FSQRT
- { nullptr, 0 },
- { nullptr, 0 },
- { nullptr, 0 },
- { nullptr, 0 },
- { vfp_double_fcmp, OP_SCALAR }, //0x00000008 - FEXT_FCMP
- { vfp_double_fcmpe, OP_SCALAR }, //0x00000009 - FEXT_FCMPE
- { vfp_double_fcmpz, OP_SCALAR }, //0x0000000A - FEXT_FCMPZ
- { vfp_double_fcmpez, OP_SCALAR }, //0x0000000B - FEXT_FCMPEZ
- { nullptr, 0 },
- { nullptr, 0 },
- { nullptr, 0 },
- { vfp_double_fcvts, OP_SCALAR|OP_DD }, //0x0000000F - FEXT_FCVT
- { vfp_double_fuito, OP_SCALAR|OP_SM }, //0x00000010 - FEXT_FUITO
- { vfp_double_fsito, OP_SCALAR|OP_SM }, //0x00000011 - FEXT_FSITO
- { nullptr, 0 },
- { nullptr, 0 },
- { nullptr, 0 },
- { nullptr, 0 },
- { nullptr, 0 },
- { nullptr, 0 },
- { vfp_double_ftoui, OP_SCALAR|OP_SD }, //0x00000018 - FEXT_FTOUI
- { vfp_double_ftouiz, OP_SCALAR|OP_SD }, //0x00000019 - FEXT_FTOUIZ
- { vfp_double_ftosi, OP_SCALAR|OP_SD }, //0x0000001A - FEXT_FTOSI
- { vfp_double_ftosiz, OP_SCALAR|OP_SD }, //0x0000001B - FEXT_FTOSIZ
+ {vfp_double_fcpy, 0}, // 0x00000000 - FEXT_FCPY
+ {vfp_double_fabs, 0}, // 0x00000001 - FEXT_FABS
+ {vfp_double_fneg, 0}, // 0x00000002 - FEXT_FNEG
+ {vfp_double_fsqrt, 0}, // 0x00000003 - FEXT_FSQRT
+ {nullptr, 0},
+ {nullptr, 0},
+ {nullptr, 0},
+ {nullptr, 0},
+ {vfp_double_fcmp, OP_SCALAR}, // 0x00000008 - FEXT_FCMP
+ {vfp_double_fcmpe, OP_SCALAR}, // 0x00000009 - FEXT_FCMPE
+ {vfp_double_fcmpz, OP_SCALAR}, // 0x0000000A - FEXT_FCMPZ
+ {vfp_double_fcmpez, OP_SCALAR}, // 0x0000000B - FEXT_FCMPEZ
+ {nullptr, 0},
+ {nullptr, 0},
+ {nullptr, 0},
+ {vfp_double_fcvts, OP_SCALAR | OP_DD}, // 0x0000000F - FEXT_FCVT
+ {vfp_double_fuito, OP_SCALAR | OP_SM}, // 0x00000010 - FEXT_FUITO
+ {vfp_double_fsito, OP_SCALAR | OP_SM}, // 0x00000011 - FEXT_FSITO
+ {nullptr, 0},
+ {nullptr, 0},
+ {nullptr, 0},
+ {nullptr, 0},
+ {nullptr, 0},
+ {nullptr, 0},
+ {vfp_double_ftoui, OP_SCALAR | OP_SD}, // 0x00000018 - FEXT_FTOUI
+ {vfp_double_ftouiz, OP_SCALAR | OP_SD}, // 0x00000019 - FEXT_FTOUIZ
+ {vfp_double_ftosi, OP_SCALAR | OP_SD}, // 0x0000001A - FEXT_FTOSI
+ {vfp_double_ftosiz, OP_SCALAR | OP_SD}, // 0x0000001B - FEXT_FTOSIZ
};
-static u32
-vfp_double_fadd_nonnumber(struct vfp_double *vdd, struct vfp_double *vdn,
- struct vfp_double *vdm, u32 fpscr)
-{
- struct vfp_double *vdp;
+static u32 vfp_double_fadd_nonnumber(struct vfp_double* vdd, struct vfp_double* vdn,
+ struct vfp_double* vdm, u32 fpscr) {
+ struct vfp_double* vdp;
u32 exceptions = 0;
int tn, tm;
@@ -791,13 +770,12 @@ vfp_double_fadd_nonnumber(struct vfp_double *vdd, struct vfp_double *vdn,
return exceptions;
}
-u32 vfp_double_add(struct vfp_double *vdd, struct vfp_double *vdn,struct vfp_double *vdm, u32 fpscr)
-{
+u32 vfp_double_add(struct vfp_double* vdd, struct vfp_double* vdn, struct vfp_double* vdm,
+ u32 fpscr) {
u32 exp_diff;
u64 m_sig;
- if (vdn->significand & (1ULL << 63) ||
- vdm->significand & (1ULL << 63)) {
+ if (vdn->significand & (1ULL << 63) || vdm->significand & (1ULL << 63)) {
LOG_INFO(Core_ARM11, "VFP: bad FP values in %s", __func__);
vfp_double_dump("VDN", vdn);
vfp_double_dump("VDM", vdm);
@@ -841,8 +819,7 @@ u32 vfp_double_add(struct vfp_double *vdd, struct vfp_double *vdn,struct vfp_dou
vdd->sign = vfp_sign_negate(vdd->sign);
m_sig = (~m_sig + 1);
} else if (m_sig == 0) {
- vdd->sign = (fpscr & FPSCR_RMODE_MASK) ==
- FPSCR_ROUND_MINUSINF ? 0x8000 : 0;
+ vdd->sign = (fpscr & FPSCR_RMODE_MASK) == FPSCR_ROUND_MINUSINF ? 0x8000 : 0;
}
} else {
m_sig += vdn->significand;
@@ -852,10 +829,8 @@ u32 vfp_double_add(struct vfp_double *vdd, struct vfp_double *vdn,struct vfp_dou
return 0;
}
-u32
-vfp_double_multiply(struct vfp_double *vdd, struct vfp_double *vdn,
- struct vfp_double *vdm, u32 fpscr)
-{
+u32 vfp_double_multiply(struct vfp_double* vdd, struct vfp_double* vdn, struct vfp_double* vdm,
+ u32 fpscr) {
vfp_double_dump("VDN", vdn);
vfp_double_dump("VDM", vdm);
@@ -908,12 +883,11 @@ vfp_double_multiply(struct vfp_double *vdd, struct vfp_double *vdn,
return 0;
}
-#define NEG_MULTIPLY (1 << 0)
-#define NEG_SUBTRACT (1 << 1)
+#define NEG_MULTIPLY (1 << 0)
+#define NEG_SUBTRACT (1 << 1)
-static u32
-vfp_double_multiply_accumulate(ARMul_State* state, int dd, int dn, int dm, u32 fpscr, u32 negate, const char *func)
-{
+static u32 vfp_double_multiply_accumulate(ARMul_State* state, int dd, int dn, int dm, u32 fpscr,
+ u32 negate, const char* func) {
struct vfp_double vdd, vdp, vdn, vdm;
u32 exceptions = 0;
@@ -949,8 +923,7 @@ vfp_double_multiply_accumulate(ARMul_State* state, int dd, int dn, int dm, u32 f
/*
* sd = sd + (sn * sm)
*/
-static u32 vfp_double_fmac(ARMul_State* state, int dd, int dn, int dm, u32 fpscr)
-{
+static u32 vfp_double_fmac(ARMul_State* state, int dd, int dn, int dm, u32 fpscr) {
LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__);
return vfp_double_multiply_accumulate(state, dd, dn, dm, fpscr, 0, "fmac");
}
@@ -958,8 +931,7 @@ static u32 vfp_double_fmac(ARMul_State* state, int dd, int dn, int dm, u32 fpscr
/*
* sd = sd - (sn * sm)
*/
-static u32 vfp_double_fnmac(ARMul_State* state, int dd, int dn, int dm, u32 fpscr)
-{
+static u32 vfp_double_fnmac(ARMul_State* state, int dd, int dn, int dm, u32 fpscr) {
LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__);
return vfp_double_multiply_accumulate(state, dd, dn, dm, fpscr, NEG_MULTIPLY, "fnmac");
}
@@ -967,8 +939,7 @@ static u32 vfp_double_fnmac(ARMul_State* state, int dd, int dn, int dm, u32 fpsc
/*
* sd = -sd + (sn * sm)
*/
-static u32 vfp_double_fmsc(ARMul_State* state, int dd, int dn, int dm, u32 fpscr)
-{
+static u32 vfp_double_fmsc(ARMul_State* state, int dd, int dn, int dm, u32 fpscr) {
LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__);
return vfp_double_multiply_accumulate(state, dd, dn, dm, fpscr, NEG_SUBTRACT, "fmsc");
}
@@ -976,17 +947,16 @@ static u32 vfp_double_fmsc(ARMul_State* state, int dd, int dn, int dm, u32 fpscr
/*
* sd = -sd - (sn * sm)
*/
-static u32 vfp_double_fnmsc(ARMul_State* state, int dd, int dn, int dm, u32 fpscr)
-{
+static u32 vfp_double_fnmsc(ARMul_State* state, int dd, int dn, int dm, u32 fpscr) {
LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__);
- return vfp_double_multiply_accumulate(state, dd, dn, dm, fpscr, NEG_SUBTRACT | NEG_MULTIPLY, "fnmsc");
+ return vfp_double_multiply_accumulate(state, dd, dn, dm, fpscr, NEG_SUBTRACT | NEG_MULTIPLY,
+ "fnmsc");
}
/*
* sd = sn * sm
*/
-static u32 vfp_double_fmul(ARMul_State* state, int dd, int dn, int dm, u32 fpscr)
-{
+static u32 vfp_double_fmul(ARMul_State* state, int dd, int dn, int dm, u32 fpscr) {
struct vfp_double vdd, vdn, vdm;
u32 exceptions = 0;
@@ -1008,8 +978,7 @@ static u32 vfp_double_fmul(ARMul_State* state, int dd, int dn, int dm, u32 fpscr
/*
* sd = -(sn * sm)
*/
-static u32 vfp_double_fnmul(ARMul_State* state, int dd, int dn, int dm, u32 fpscr)
-{
+static u32 vfp_double_fnmul(ARMul_State* state, int dd, int dn, int dm, u32 fpscr) {
struct vfp_double vdd, vdn, vdm;
u32 exceptions = 0;
@@ -1032,8 +1001,7 @@ static u32 vfp_double_fnmul(ARMul_State* state, int dd, int dn, int dm, u32 fpsc
/*
* sd = sn + sm
*/
-static u32 vfp_double_fadd(ARMul_State* state, int dd, int dn, int dm, u32 fpscr)
-{
+static u32 vfp_double_fadd(ARMul_State* state, int dd, int dn, int dm, u32 fpscr) {
struct vfp_double vdd, vdn, vdm;
u32 exceptions = 0;
@@ -1055,8 +1023,7 @@ static u32 vfp_double_fadd(ARMul_State* state, int dd, int dn, int dm, u32 fpscr
/*
* sd = sn - sm
*/
-static u32 vfp_double_fsub(ARMul_State* state, int dd, int dn, int dm, u32 fpscr)
-{
+static u32 vfp_double_fsub(ARMul_State* state, int dd, int dn, int dm, u32 fpscr) {
struct vfp_double vdd, vdn, vdm;
u32 exceptions = 0;
@@ -1083,8 +1050,7 @@ static u32 vfp_double_fsub(ARMul_State* state, int dd, int dn, int dm, u32 fpscr
/*
* sd = sn / sm
*/
-static u32 vfp_double_fdiv(ARMul_State* state, int dd, int dn, int dm, u32 fpscr)
-{
+static u32 vfp_double_fdiv(ARMul_State* state, int dd, int dn, int dm, u32 fpscr) {
struct vfp_double vdd, vdn, vdm;
u32 exceptions = 0;
int tm, tn;
@@ -1114,7 +1080,7 @@ static u32 vfp_double_fdiv(ARMul_State* state, int dd, int dn, int dm, u32 fpscr
* If n and m are infinity, the result is invalid
* If n and m are zero, the result is invalid
*/
- if (tm & tn & (VFP_INFINITY|VFP_ZERO))
+ if (tm & tn & (VFP_INFINITY | VFP_ZERO))
goto invalid;
/*
@@ -1193,29 +1159,22 @@ invalid:
}
static struct op fops[] = {
- { vfp_double_fmac, 0 },
- { vfp_double_fmsc, 0 },
- { vfp_double_fmul, 0 },
- { vfp_double_fadd, 0 },
- { vfp_double_fnmac, 0 },
- { vfp_double_fnmsc, 0 },
- { vfp_double_fnmul, 0 },
- { vfp_double_fsub, 0 },
- { vfp_double_fdiv, 0 },
+ {vfp_double_fmac, 0}, {vfp_double_fmsc, 0}, {vfp_double_fmul, 0},
+ {vfp_double_fadd, 0}, {vfp_double_fnmac, 0}, {vfp_double_fnmsc, 0},
+ {vfp_double_fnmul, 0}, {vfp_double_fsub, 0}, {vfp_double_fdiv, 0},
};
-#define FREG_BANK(x) ((x) & 0x0c)
-#define FREG_IDX(x) ((x) & 3)
+#define FREG_BANK(x) ((x)&0x0c)
+#define FREG_IDX(x) ((x)&3)
-u32 vfp_double_cpdo(ARMul_State* state, u32 inst, u32 fpscr)
-{
+u32 vfp_double_cpdo(ARMul_State* state, u32 inst, u32 fpscr) {
u32 op = inst & FOP_MASK;
u32 exceptions = 0;
unsigned int dest;
unsigned int dn = vfp_get_dn(inst);
unsigned int dm;
unsigned int vecitr, veclen, vecstride;
- struct op *fop;
+ struct op* fop;
LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__);
vecstride = (1 + ((fpscr & FPSCR_STRIDE_MASK) == FPSCR_STRIDE_MASK));
@@ -1249,7 +1208,7 @@ u32 vfp_double_cpdo(ARMul_State* state, u32 inst, u32 fpscr)
veclen = fpscr & FPSCR_LENGTH_MASK;
LOG_TRACE(Core_ARM11, "VFP: vecstride=%u veclen=%u", vecstride,
- (veclen >> FPSCR_LENGTH_BIT) + 1);
+ (veclen >> FPSCR_LENGTH_BIT) + 1);
if (!fop->fn) {
printf("VFP: could not find double op %d\n", FEXT_TO_IDX(inst));
@@ -1262,17 +1221,14 @@ u32 vfp_double_cpdo(ARMul_State* state, u32 inst, u32 fpscr)
type = (fop->flags & OP_SD) ? 's' : 'd';
if (op == FOP_EXT)
- LOG_TRACE(Core_ARM11, "VFP: itr%d (%c%u) = op[%u] (d%u)",
- vecitr >> FPSCR_LENGTH_BIT,
- type, dest, dn, dm);
+ LOG_TRACE(Core_ARM11, "VFP: itr%d (%c%u) = op[%u] (d%u)", vecitr >> FPSCR_LENGTH_BIT,
+ type, dest, dn, dm);
else
LOG_TRACE(Core_ARM11, "VFP: itr%d (%c%u) = (d%u) op[%u] (d%u)",
- vecitr >> FPSCR_LENGTH_BIT,
- type, dest, dn, FOP_TO_IDX(op), dm);
+ vecitr >> FPSCR_LENGTH_BIT, type, dest, dn, FOP_TO_IDX(op), dm);
except = fop->fn(state, dest, dn, dm, fpscr);
- LOG_TRACE(Core_ARM11, "VFP: itr%d: exceptions=%08x",
- vecitr >> FPSCR_LENGTH_BIT, except);
+ LOG_TRACE(Core_ARM11, "VFP: itr%d: exceptions=%08x", vecitr >> FPSCR_LENGTH_BIT, except);
exceptions |= except;
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-18 01:08:12 +0200